单项选择题 W：I thought Tom said he got As in all his tests.M：Mary，you should know better than to take Tom’s words too seriously.Q：What does the man mean？（）

单项选择题 W: I thought Tom said he got As in all his tests.M: Mary, you should know better than to take Tom’s words too seriously.Q: What does the man mean?（）

单项选择题 M: Only one student in my class got above 90 points in the test. How about your class? Since there are more old students in your class, I’m sure they must have done a much better job.W: About 6 or 7 of them. But there are still some students who failed.Q: What can we infer from the conversation?（）